4. Functions & Linear Relationships
4.03 Average rate of change
Adaptive
Worksheet
Interactive practice questions
The daily net profit of an upmarket restaurant can be modeled by the equation $y=-18x^2+504x$y=−18x2+504x, where $x$x is the number of customers.
a
Find the value of $y$y at $x=0$x=0.
b
Find the value of $y$y at $x=13$x=13.
c
Determine the average rate of change in net profit between $x=0$x=0 and $x=13$x=13.
Easy
3min
The population of wallabies in a particular area can be modeled by the equation $y=15+5^x$y=15+5x, where $x$x is the number of years from now.
Easy
4min
Consider a function which takes certain values, as shown in the table below.
Medium
5min
Consider a function which takes certain values, as shown in the table below.
Medium
5min
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